Assistant Systems Design Authority

Job Title\: Assistant Systems Design Authority

Location\: New Malden, hybrid- 4 days per week on site

We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role

Referral Scheme\: £1000

Grade\: GG11

You’re expected to have completed 12 months in role prior to applying for an advertised vacancy and you should also discuss the internal opportunity with your line manager to ensure sustained business continuity and to further support your career development.

We know there may be exceptional individual circumstances that impact this, in the first instance please discuss this with your line manager.

If you don’t feel you can talk to your line manager, you can contact your HRBP.

PLEASE NOTE\: Should you be invited for interview; you acknowledge that the Recruitment team will contact you and your line manager regarding your application for this opportunity.

What you’ll be doing\:

Join a team delivering complex Combat command systems, where you'll support the definition, design and development of technical solutions across a range of platforms. Working under the guidance of the System Design Authority, you'll help ensure software and systems designs meet technical, safety, quality and regulatory requirements while balancing programme, budget and future product needs.

Core duties\:

• Liaise with Submarine Command System (SMCS) Project Managers, Engineering Managers, Requirements Manager, Software Manager and Hardware manager or their representatives on all technical matters relating to SMCS Integrated Project Team product designs.
• Provide technical support to the hardware and software managers and team members.
• Respond to customer design queries and investigate defect reports under direction of the Support Manager or Project Manager.
• Produce, review and maintain the System Design documentation.

Essential skills\:

• Extensive experience working with software systems and system design within complex engineering environments.
• Experience leading development and enhancing a software product based on business requirements
• Exposure to regulatory and statutory requirements of Software products and understands potential liabilities
• Qualified to HND/degree level or equivalent experience in a STEM related discipline. Applicants should be a Chartered Engineer or hold another equivalent professional registration with a relevant institution

The Submarine Command System (SMCS) Team \:

Join a highly collaborative engineering team delivering the Submarine Command System (SMCS), the command system used across the UK Royal Navy submarine fleet. Working alongside a blend of experienced senior engineers and empowered junior talent, you'll be part of a supportive, office-based team that values knowledge sharing, technical excellence and professional development. With multiple concurrent development and support programmes, you'll have the opportunity to work on complex, real-time software and systems challenges that directly contribute to the UK's defence capability, offering a unique combination of technical depth, responsibility and meaningful impact.

Why BAE Systems?

Here you’ll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidence and be empowered to be your best. You’ll be recognised for your contribution and enjoy rewards tailored to what’s most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make.

A place where everyone can thrive\:

We’re committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do.

We welcome applications from all suitably qualified people, who are BAE Systems employees and have been in their current role for 12 months or longer.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date\: 2nd November 2026, interviews for this role will take place w/c 9th November